import Courier from '@trycourier/courier';

const client = new Courier({
  apiKey: process.env['COURIER_API_KEY'], // This is the default and can be omitted
});

const response = await client.bulk.createJob({ message: { event: 'event' } });

console.log(response.jobId);

{
  "jobId": "1-61e9f29c-c4a93e9c11dd83c690bb14f7"
}